[INFO] cloning repository drojf/PNGHeaderScanner
[INFO] running `"git" "clone" "--bare" "git://github.com/drojf/PNGHeaderScanner.git" "work/cache/sources/gh/drojf/PNGHeaderScanner"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/drojf/PNGHeaderScanner'...
[INFO] running `"git" "clone" "work/cache/sources/gh/drojf/PNGHeaderScanner" "work/ex/beta-1.37-6/sources/1.36.0/gh/drojf/PNGHeaderScanner"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/drojf/PNGHeaderScanner'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/drojf/PNGHeaderScanner" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/drojf/PNGHeaderScanner"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/drojf/PNGHeaderScanner'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7b6d02eb540f7d9508e2d124ed363d9a5cb7aec9
[INFO] sha for GitHub repo drojf/PNGHeaderScanner: 7b6d02eb540f7d9508e2d124ed363d9a5cb7aec9
[INFO] validating manifest of drojf/PNGHeaderScanner on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of drojf/PNGHeaderScanner on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing drojf/PNGHeaderScanner
[INFO] finished frobbing drojf/PNGHeaderScanner
[INFO] frobbed toml for drojf/PNGHeaderScanner written to work/ex/beta-1.37-6/sources/1.36.0/gh/drojf/PNGHeaderScanner/Cargo.toml
[INFO] started frobbing drojf/PNGHeaderScanner
[INFO] finished frobbing drojf/PNGHeaderScanner
[INFO] frobbed toml for drojf/PNGHeaderScanner written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/drojf/PNGHeaderScanner/Cargo.toml
[INFO] crate drojf/PNGHeaderScanner already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating git repository `https://github.com/drojf/oxipng`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing drojf/PNGHeaderScanner against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/drojf/PNGHeaderScanner:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] ffcd6d17d85a1a51fdc9d7c68bbc18d538b52ed0618a1bfed8c716c6a34e6394
[INFO] running `"docker" "start" "-a" "ffcd6d17d85a1a51fdc9d7c68bbc18d538b52ed0618a1bfed8c716c6a34e6394"`
[INFO] [stderr]    Compiling bit-vec v0.6.1
[INFO] [stderr]    Compiling cloudflare-zlib-sys v0.2.0
[INFO] [stderr]    Compiling miniz_oxide v0.2.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling zopfli v0.4.0
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling cloudflare-zlib v0.2.2
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling image v0.21.2
[INFO] [stderr]    Compiling oxipng v2.2.2 (https://github.com/drojf/oxipng#a78ae0d1)
[INFO] [stderr]    Compiling png_header_scanner v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.94s
[INFO] running `"docker" "inspect" "ffcd6d17d85a1a51fdc9d7c68bbc18d538b52ed0618a1bfed8c716c6a34e6394"`
[INFO] running `"docker" "rm" "-f" "ffcd6d17d85a1a51fdc9d7c68bbc18d538b52ed0618a1bfed8c716c6a34e6394"`
[INFO] [stdout] ffcd6d17d85a1a51fdc9d7c68bbc18d538b52ed0618a1bfed8c716c6a34e6394
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/drojf/PNGHeaderScanner:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] f432d692555d3ca9e87bebbb9373954e8871ba51894946083e0b438f8538424c
[INFO] running `"docker" "start" "-a" "f432d692555d3ca9e87bebbb9373954e8871ba51894946083e0b438f8538424c"`
[INFO] [stderr]    Compiling png_header_scanner v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `"docker" "inspect" "f432d692555d3ca9e87bebbb9373954e8871ba51894946083e0b438f8538424c"`
[INFO] running `"docker" "rm" "-f" "f432d692555d3ca9e87bebbb9373954e8871ba51894946083e0b438f8538424c"`
[INFO] [stdout] f432d692555d3ca9e87bebbb9373954e8871ba51894946083e0b438f8538424c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/drojf/PNGHeaderScanner:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] e5288f71dddbe6f17a8562ea6b958cc99cdf785cd1ed3a0dced5b8818bb8a5ae
[INFO] running `"docker" "start" "-a" "e5288f71dddbe6f17a8562ea6b958cc99cdf785cd1ed3a0dced5b8818bb8a5ae"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/png_header_scanner-1b9163b6ac5b2ace
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e5288f71dddbe6f17a8562ea6b958cc99cdf785cd1ed3a0dced5b8818bb8a5ae"`
[INFO] running `"docker" "rm" "-f" "e5288f71dddbe6f17a8562ea6b958cc99cdf785cd1ed3a0dced5b8818bb8a5ae"`
[INFO] [stdout] e5288f71dddbe6f17a8562ea6b958cc99cdf785cd1ed3a0dced5b8818bb8a5ae